Home / 30,146.88-41,592.33-17,399.64

Finding the Fourth Proportional to 30,146.88, 41,592.33 and 17,399.64

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Solution

The fourth proportional to 30,146.88, 41,592.33 and 17,399.64 is: 24,005.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146.88 : 41,592.33 = 17,399.64 : x
  2. Step 2: Convert to fraction form
    30,146.88/41,592.33 = 17,399.64/x
  3. Step 3: Cross multiply
    30,146.88x = 41,592.33 × 17,399.64
  4. Step 4: Simplify right side
    30,146.88x = 723,691,568.76
  5. Step 5: Solve for x
    x = 723,691,568.76/30,146.88
  6. Step 6: Final answer
    x = 24,005.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.